30088 Pyrite, Marcasite, Calcite, Nanisivik Mine, Nanisivik, Baffin Island, Canada April 28, 2020 Steve Canada North and Central Americas Pyrite after marcasite, with calcite and a second generation of pyrite. The calcite is fluorescent pink under longwave UV. Video best viewed full screen.
Australasia Australia Victoria 9140 JP2765 Pyrite, Molybdenite, Wolfram Mine, Pittong, Golden Plains Shire, Victoria September 23, 2019
Australasia Australia Victoria 8041 Unidentified Species, Pyrite, Wolfram Mine, Pittong, Victoria October 5, 2019
Australasia Australia New South Wales ncat VHD4, Calcite, Broken Hill, New South Wales November 17, 2019